Table 2.

Baseline Distribution of Choroidal Thickness in Macular Region by Incident of Referable Diabetic Retinopathy at 2-Year Follow-Up

		Incident RDR
Characteristics	All	No	Yes	P Value*
Outer superior, µm	204.3 ± 65.0	207.5 ± 64.6	172.4 ± 59.7	<0.0001
Inner superior, µm	214.4 ± 68.8	217.4 ± 68.7	183.8 ± 62.0	<0.0001
Outer temporal, µm	184.6 ± 58.7	187.4 ± 58.5	155.5 ± 52.2	<0.0001
Inner temporal, µm	206.9 ± 65.5	210.1 ± 65.4	175.0 ± 57.8	<0.0001
Central field, µm	215.1 ± 72.3	218.2 ± 72.3	183.1 ± 65.1	<0.0001
Inner nasal, µm	202.0 ± 74.2	205.0 ± 74.0	172.2 ± 69.6	<0.0001
Outer nasal, µm	160.0 ± 70.7	162.7 ± 70.6	132.8 ± 65.6	<0.0001
Inner inferior, µm	201.7 ± 74.4	204.6 ± 74.2	171.6 ± 70.0	<0.0001
Outer inferior, µm	178.9 ± 70.5	181.8 ± 70.4	149.8 ± 65.3	<0.0001
Average, µm	196.4 ± 62.6	199.3 ± 62.5	166.3 ± 55.6	<0.0001

RDR = referable diabetic retinopathy.

^*P < 0.005 is considered as statistically significant by Bonferroni correction.